float32 odom_x
float32 odom_y
float32 odom_z
float32 winch_length_control
uint8 winch_length_control_flag
float32 ground_height
float32 battery_voltage
uint8 arm_state
float32 tracking_error
uint8 grab_process
uint8 tag_seen_flag
float32 gcs_freq
float32 tag_z
uint8 gps_satlites_count
uint8 gps_status
int16 rssi1
int16 rssi2
builtin_interfaces/Time stamp
int16 gps_yaw
string drone_status